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Colorspace Handler: Fix some bugs in AVX2. (Regression from commit 858b05d. Fixes #131.)

This commit is contained in:
rogerman 2018-03-11 14:13:26 -07:00
parent ab3c221bf6
commit 24d941d02e
1 changed files with 6 additions and 6 deletions
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12
desmume/src/utils/colorspacehandler/colorspacehandler_AVX2.cpp
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@ -1,5 +1,5 @@
/*
Copyright (C) 2016-2017 DeSmuME team
Copyright (C) 2016-2018 DeSmuME team
This file is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@ -30,7 +30,7 @@ FORCEINLINE void ColorspaceConvert555To8888_AVX2(const v256u16 &srcColor, const
// Conversion algorithm:
// RGB 5-bit to 8-bit formula: dstRGB8 = (srcRGB5 << 3) | ((srcRGB5 >> 2) & 0x07)
v256u16 rb = _mm256_and_si256( _mm256_or_si256(_mm256_slli_epi32(srcColor, 11), _mm256_srli_epi16(srcColor, 7)), _mm256_set1_epi16(0xF8F8) );
v256u16 rb = _mm256_and_si256( _mm256_or_si256(_mm256_slli_epi16(srcColor, 11), _mm256_srli_epi16(srcColor, 7)), _mm256_set1_epi16(0xF8F8) );
v256u16 ga = _mm256_or_si256( _mm256_and_si256(_mm256_srli_epi16(srcColor, 2), _mm256_set1_epi16(0x00F8)), srcAlphaBits);
rb = _mm256_permute4x64_epi64(rb, 0xD8);
@ -51,7 +51,7 @@ FORCEINLINE void ColorspaceConvert555To6665_AVX2(const v256u16 &srcColor, const
// Conversion algorithm:
// RGB 5-bit to 6-bit formula: dstRGB6 = (srcRGB5 << 1) | ((srcRGB5 >> 4) & 0x01)
v256u16 rb = _mm256_and_si256( _mm256_or_si256(_mm256_slli_epi32(srcColor, 9), _mm256_srli_epi16(srcColor, 9)), _mm256_set1_epi16(0x3E3E) );
v256u16 rb = _mm256_and_si256( _mm256_or_si256(_mm256_slli_epi16(srcColor, 9), _mm256_srli_epi16(srcColor, 9)), _mm256_set1_epi16(0x3E3E) );
v256u16 ga = _mm256_or_si256( _mm256_and_si256(_mm256_srli_epi16(srcColor, 4), _mm256_set1_epi16(0x003E)), srcAlphaBits);
rb = _mm256_permute4x64_epi64(rb, 0xD8);
@ -76,7 +76,7 @@ FORCEINLINE void ColorspaceConvert555To8888Opaque_AVX2(const v256u16 &srcColor,
template <bool SWAP_RB>
FORCEINLINE void ColorspaceConvert555To6665Opaque_AVX2(const v256u16 &srcColor, v256u32 &dstLo, v256u32 &dstHi)
{
const v256u16 srcAlphaBits16 = _mm256_set1_epi32(0x1F00);
const v256u16 srcAlphaBits16 = _mm256_set1_epi16(0x1F00);
ColorspaceConvert555To6665_AVX2<SWAP_RB>(srcColor, srcAlphaBits16, dstLo, dstHi);
}
@ -474,14 +474,14 @@ size_t ColorspaceConvertBuffer555XTo888_AVX2(const u16 *__restrict src, u8 *__re
src_v256u16[1] = _mm256_load_si256((v256u16 *)(src + i + 16));
}
v256u16 rb = _mm256_and_si256( _mm256_or_si256(_mm256_slli_epi32(src_v256u16[0], 11), _mm256_srli_epi16(src_v256u16[0], 7)), _mm256_set1_epi16(0xF8F8) );
v256u16 rb = _mm256_and_si256( _mm256_or_si256(_mm256_slli_epi16(src_v256u16[0], 11), _mm256_srli_epi16(src_v256u16[0], 7)), _mm256_set1_epi16(0xF8F8) );
v256u16 g = _mm256_and_si256( _mm256_srli_epi16(src_v256u16[0], 2), _mm256_set1_epi16(0x00F8) );
rb = _mm256_permute4x64_epi64(rb, 0xD8);
g = _mm256_permute4x64_epi64( g, 0xD8);
src_v256u32[0] = _mm256_unpacklo_epi16(rb, g);
src_v256u32[1] = _mm256_unpackhi_epi16(rb, g);
rb = _mm256_and_si256( _mm256_or_si256(_mm256_slli_epi32(src_v256u16[1], 11), _mm256_srli_epi16(src_v256u16[1], 7)), _mm256_set1_epi16(0xF8F8) );
rb = _mm256_and_si256( _mm256_or_si256(_mm256_slli_epi16(src_v256u16[1], 11), _mm256_srli_epi16(src_v256u16[1], 7)), _mm256_set1_epi16(0xF8F8) );
g = _mm256_and_si256( _mm256_srli_epi16(src_v256u16[1], 2), _mm256_set1_epi16(0x00F8) );
rb = _mm256_permute4x64_epi64(rb, 0xD8);
g = _mm256_permute4x64_epi64( g, 0xD8);